Finding the Fourth Proportional to 37,710.52, 52,028.81 and 21,789.16

Step by Step Solution

1. Step 1: Write the proportion equation
   37,710.52 : 52,028.81 = 21,789.16 : x
2. Step 2: Convert to fraction form
   37,710.52/52,028.81 = 21,789.16/x
3. Step 3: Cross multiply
   37,710.52x = 52,028.81 × 21,789.16
4. Step 4: Simplify right side
   37,710.52x = 1,133,663,696.61
5. Step 5: Solve for x
   x = 1,133,663,696.61/37,710.52
6. Step 6: Final answer
   x = 30,062.27